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FY2026 GAA: ₱6.79T
PisoScan
DemoFor public education only. These blocks are built by PisoScan from published PhilGEPS records to show how a budget ledger like CADENA would work. No government agency created or signed them, and this is not an official ledger. How it works

Transaction details

API
Transaction action

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - LA UNION 2ND ED Award a ₱5.8M contract to E. E. MADAYAG CONSTRUCTIONNational agencies

Transaction hash:
daa59fa747139cbc4abeaee34aec404d1c4e7e6b25bddcc92e3d08abbce26a43
Status:
Included and unchanged
Block:
#5,364 649 blocks after it
Position in block:
Transaction 277 of 324
Award day:
Dec 21, 2023 (2 yrs 10 mo ago)

Accountability

Bill Sec. 3 and 19
Accountable officer:
Not stated in the source. PhilGEPS does not publish who certified the award.
Certification:
Not certified No agency signed this record. Under CADENA the accountable officer would sign it with their own key.
Demo signature:
Block #5,364 signature valid Demo key, proves nothing about the governmentPublic key

Linked records: from budget to payment

Bill Sec. 5
  1. 1. Appropriation
    GAA line item · Sec. 5(b)
    The award does not say which budget line pays for it.
    Not published
  2. 2. Allotment release
    SARO / allotment · Sec. 5(c)(iii)
    Not published per project. DBM releases SAROs, but not linked to individual contracts.
    Not published
  3. 3. Cash allocation
    Notice of Cash Allocation · Sec. 5(c)(iv)
    Not published per project.
    Not published
  4. 4. Contract award
    Notice of Award (PhilGEPS) · Sec. 5(d)
    DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - LA UNION 2ND ED awarded it to E. E. MADAYAG CONSTRUCTION on 2023-12-21.
    Found
  5. 5. Contract & progress
    Contract / progress report (DPWH) · Sec. 5(d)
    No matching DPWH contract record (only DPWH contracts are listed with progress).
    Not published
  6. 6. Payment
    Disbursement voucher · Sec. 5(c)(viii)
    Not published. No public source shows how much of this contract has been paid.
    Not published
  7. 7. Completion
    Certificate of completion · Sec. 5(d)
    No completion certificate published.
    Not published
  8. 8. Audit
    COA annual audit report · Sec. 5(e)(iii)
    No COA finding linked to this contract.
    Not published

1 of 8 documents found, 0 partly. Under CADENA every step would be published within 7 working days and linked to this record.

Tamper test: try changing this record

Demo

Edit the amount as if someone quietly changed the record. Your browser re-hashes it and walks up the chain. Nothing is saved.

  1. 1. Record fingerprint changed
    stored   daa59fa747…e26a43now      …
  2. 2. Block Merkle root changed
    stored   38bfdc160b…e13604now      …
  3. 3. Block #5364 hash changed
    stored   5b056f84fb…cca7a9now      …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.

Merkle proof (9 steps)

How this one record is tied to the block's Merkle root, without needing the other 323 records. Each step hashes the current value together with the sibling shown.

  1. leaf  daa59fa747139cbc4abeaee34aec404d1c4e7e6b25bddcc92e3d08abbce26a43
  2. 01 L da0f76266d321b203d677c2ae23def998e4107f4f56b9cbf71e76423acce7ff6
  3. 02 R 9084cb821295e2b955d52b4200a8957bd93fdb508e408d6ff825aaad4c17b4b6
  4. 03 L 3ee2d0d1f5c54c3c0dcf6c2229601acac5338c0c3b188a27afc5061573ebc7f9
  5. 04 R a9bfe24fb35c02588b6131acb1b4748cab00e34ed51eab82fec124a920b198e2
  6. 05 L ba573b291bc137123c110b11b3e736d55430d980672e964fb416d90461836f2a
  7. 06 R 61bda74694a04add8c18fe92c20f8f77f25a603c955a1d6ed102317b3b19b6e5
  8. 07 R a0b432e843dc4737635fa08e04a8432781e0ec5382c461605fd068ed922c3d2e
  9. 08 R 10feca986841bc89f8f547349442771a5db447e7f6af5afd521001080ed327b9
  10. 09 L c1e3f1751ae004b714b901a3800f9fd1285858888d4ce3582af08bc5f6b75358
  11. root  38bfdc160b4947f798f7c90cac6a2a208c662e64651c6a2f94cd665b9be13604